/ Dictionary / Index A Altdorfer: Meaning and Definition of Find definitions for: Alt•dor•fer Pronunciation: (ält'dôr"fur), [key] — n. c1480–1538, German painter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Altdorf alter Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language